21008376

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{5119}}^1$

素因数の和:5153

約数の個数: 64

約数和(自身を含む): 61440000

約数和(自身を除く): 40431624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 5119, 10238, 15357, 20476, 30714, 40952, 46071, 61428, 92142, 97261, 122856, 138213, 184284, 194522, 276426, 291783, 368568, 389044, 552852, 583566, 778088, 875349, 1105704, 1167132, 1750698, 2334264, 2626047, 3501396, 5252094, 7002792, 10504188, 21008376]

約数ペア:

[(1, 21008376), (2, 10504188), (3, 7002792), (4, 5252094), (6, 3501396), (8, 2626047), (9, 2334264), (12, 1750698), (18, 1167132), (19, 1105704), (24, 875349), (27, 778088), (36, 583566), (38, 552852), (54, 389044), (57, 368568), (72, 291783), (76, 276426), (108, 194522), (114, 184284), (152, 138213), (171, 122856), (216, 97261), (228, 92142), (342, 61428), (456, 46071), (513, 40952), (684, 30714), (1026, 20476), (1368, 15357), (2052, 10238), (4104, 5119)]