21400821036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1049}}^1\times {\mathrm{1109}}^1$

素因数の和:2248

約数の個数: 144

約数和(自身を含む): 62787816000

約数和(自身を除く): 41386994964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1049, 1109, 1314, 1533, 2044, 2098, 2218, 2628, 3066, 3147, 3327, 4196, 4436, 4599, 6132, 6294, 6654, 7343, 7763, 9198, 9441, 9981, 12588, 13308, 14686, 15526, 18396, 18882, 19962, 22029, 23289, 29372, 31052, 37764, 39924, 44058, 46578, 66087, 69867, 76577, 80957, 88116, 93156, 132174, 139734, 153154, 161914, 229731, 242871, 264348, 279468, 306308, 323828, 459462, 485742, 536039, 566699, 689193, 728613, 918924, 971484, 1072078, 1133398, 1163341, 1378386, 1457226, 1608117, 1700097, 2144156, 2266796, 2326682, 2756772, 2914452, 3216234, 3400194, 3490023, 4653364, 4824351, 5100291, 6432468, 6800388, 6980046, 8143387, 9648702, 10200582, 10470069, 13960092, 16286774, 19297404, 20401164, 20940138, 24430161, 32573548, 41880276, 48860322, 73290483, 84923893, 97720644, 146580966, 169847786, 254771679, 293161932, 339695572, 509543358, 594467251, 764315037, 1019086716, 1188934502, 1528630074, 1783401753, 2377869004, 3057260148, 3566803506, 5350205259, 7133607012, 10700410518, 21400821036]

約数ペア:

[(1, 21400821036), (2, 10700410518), (3, 7133607012), (4, 5350205259), (6, 3566803506), (7, 3057260148), (9, 2377869004), (12, 1783401753), (14, 1528630074), (18, 1188934502), (21, 1019086716), (28, 764315037), (36, 594467251), (42, 509543358), (63, 339695572), (73, 293161932), (84, 254771679), (126, 169847786), (146, 146580966), (219, 97720644), (252, 84923893), (292, 73290483), (438, 48860322), (511, 41880276), (657, 32573548), (876, 24430161), (1022, 20940138), (1049, 20401164), (1109, 19297404), (1314, 16286774), (1533, 13960092), (2044, 10470069), (2098, 10200582), (2218, 9648702), (2628, 8143387), (3066, 6980046), (3147, 6800388), (3327, 6432468), (4196, 5100291), (4436, 4824351), (4599, 4653364), (6132, 3490023), (6294, 3400194), (6654, 3216234), (7343, 2914452), (7763, 2756772), (9198, 2326682), (9441, 2266796), (9981, 2144156), (12588, 1700097), (13308, 1608117), (14686, 1457226), (15526, 1378386), (18396, 1163341), (18882, 1133398), (19962, 1072078), (22029, 971484), (23289, 918924), (29372, 728613), (31052, 689193), (37764, 566699), (39924, 536039), (44058, 485742), (46578, 459462), (66087, 323828), (69867, 306308), (76577, 279468), (80957, 264348), (88116, 242871), (93156, 229731), (132174, 161914), (139734, 153154)]