21993336

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 67392000

約数和(自身を除く): 45398664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 27, 36, 38, 46, 54, 57, 69, 72, 76, 92, 108, 114, 138, 152, 171, 184, 207, 216, 228, 233, 276, 342, 414, 437, 456, 466, 513, 552, 621, 684, 699, 828, 874, 932, 1026, 1242, 1311, 1368, 1398, 1656, 1748, 1864, 2052, 2097, 2484, 2622, 2796, 3496, 3933, 4104, 4194, 4427, 4968, 5244, 5359, 5592, 6291, 7866, 8388, 8854, 10488, 10718, 11799, 12582, 13281, 15732, 16077, 16776, 17708, 21436, 23598, 25164, 26562, 31464, 32154, 35416, 39843, 42872, 47196, 48231, 50328, 53124, 64308, 79686, 94392, 96462, 101821, 106248, 119529, 128616, 144693, 159372, 192924, 203642, 239058, 289386, 305463, 318744, 385848, 407284, 478116, 578772, 610926, 814568, 916389, 956232, 1157544, 1221852, 1832778, 2443704, 2749167, 3665556, 5498334, 7331112, 10996668, 21993336]

約数ペア:

[(1, 21993336), (2, 10996668), (3, 7331112), (4, 5498334), (6, 3665556), (8, 2749167), (9, 2443704), (12, 1832778), (18, 1221852), (19, 1157544), (23, 956232), (24, 916389), (27, 814568), (36, 610926), (38, 578772), (46, 478116), (54, 407284), (57, 385848), (69, 318744), (72, 305463), (76, 289386), (92, 239058), (108, 203642), (114, 192924), (138, 159372), (152, 144693), (171, 128616), (184, 119529), (207, 106248), (216, 101821), (228, 96462), (233, 94392), (276, 79686), (342, 64308), (414, 53124), (437, 50328), (456, 48231), (466, 47196), (513, 42872), (552, 39843), (621, 35416), (684, 32154), (699, 31464), (828, 26562), (874, 25164), (932, 23598), (1026, 21436), (1242, 17708), (1311, 16776), (1368, 16077), (1398, 15732), (1656, 13281), (1748, 12582), (1864, 11799), (2052, 10718), (2097, 10488), (2484, 8854), (2622, 8388), (2796, 7866), (3496, 6291), (3933, 5592), (4104, 5359), (4194, 5244), (4427, 4968)]