21363804

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:405

約数の個数: 144

約数和(自身を含む): 70479360

約数和(自身を除く): 49115556

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 49, 54, 63, 66, 77, 84, 98, 99, 108, 126, 132, 147, 154, 189, 196, 198, 231, 252, 294, 297, 308, 367, 378, 396, 441, 462, 539, 588, 594, 693, 734, 756, 882, 924, 1078, 1101, 1188, 1323, 1386, 1468, 1617, 1764, 2079, 2156, 2202, 2569, 2646, 2772, 3234, 3303, 4037, 4158, 4404, 4851, 5138, 5292, 6468, 6606, 7707, 8074, 8316, 9702, 9909, 10276, 12111, 13212, 14553, 15414, 16148, 17983, 19404, 19818, 23121, 24222, 28259, 29106, 30828, 35966, 36333, 39636, 46242, 48444, 53949, 56518, 58212, 69363, 71932, 72666, 84777, 92484, 107898, 108999, 113036, 138726, 145332, 161847, 169554, 197813, 215796, 217998, 254331, 277452, 323694, 339108, 395626, 435996, 485541, 508662, 593439, 647388, 762993, 791252, 971082, 1017324, 1186878, 1525986, 1780317, 1942164, 2373756, 3051972, 3560634, 5340951, 7121268, 10681902, 21363804]

約数ペア:

[(1, 21363804), (2, 10681902), (3, 7121268), (4, 5340951), (6, 3560634), (7, 3051972), (9, 2373756), (11, 1942164), (12, 1780317), (14, 1525986), (18, 1186878), (21, 1017324), (22, 971082), (27, 791252), (28, 762993), (33, 647388), (36, 593439), (42, 508662), (44, 485541), (49, 435996), (54, 395626), (63, 339108), (66, 323694), (77, 277452), (84, 254331), (98, 217998), (99, 215796), (108, 197813), (126, 169554), (132, 161847), (147, 145332), (154, 138726), (189, 113036), (196, 108999), (198, 107898), (231, 92484), (252, 84777), (294, 72666), (297, 71932), (308, 69363), (367, 58212), (378, 56518), (396, 53949), (441, 48444), (462, 46242), (539, 39636), (588, 36333), (594, 35966), (693, 30828), (734, 29106), (756, 28259), (882, 24222), (924, 23121), (1078, 19818), (1101, 19404), (1188, 17983), (1323, 16148), (1386, 15414), (1468, 14553), (1617, 13212), (1764, 12111), (2079, 10276), (2156, 9909), (2202, 9702), (2569, 8316), (2646, 8074), (2772, 7707), (3234, 6606), (3303, 6468), (4037, 5292), (4158, 5138), (4404, 4851)]