21836148468

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{642769}}^1$

素因数の和:642944

約数の個数: 48

約数和(自身を含む): 53992680000

約数和(自身を除く): 32156531532

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 149, 228, 298, 447, 596, 894, 1788, 2831, 5662, 8493, 11324, 16986, 33972, 642769, 1285538, 1928307, 2571076, 3856614, 7713228, 12212611, 24425222, 36637833, 48850444, 73275666, 95772581, 146551332, 191545162, 287317743, 383090324, 574635486, 1149270972, 1819679039, 3639358078, 5459037117, 7278716156, 10918074234, 21836148468]

約数ペア:

[(1, 21836148468), (2, 10918074234), (3, 7278716156), (4, 5459037117), (6, 3639358078), (12, 1819679039), (19, 1149270972), (38, 574635486), (57, 383090324), (76, 287317743), (114, 191545162), (149, 146551332), (228, 95772581), (298, 73275666), (447, 48850444), (596, 36637833), (894, 24425222), (1788, 12212611), (2831, 7713228), (5662, 3856614), (8493, 2571076), (11324, 1928307), (16986, 1285538), (33972, 642769)]