21765336

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 58320000

約数和(自身を除く): 36554664

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 59, 76, 114, 118, 152, 177, 228, 236, 354, 456, 472, 708, 809, 1121, 1416, 1618, 2242, 2427, 3236, 3363, 4484, 4854, 6472, 6726, 8968, 9708, 13452, 15371, 19416, 26904, 30742, 46113, 47731, 61484, 92226, 95462, 122968, 143193, 184452, 190924, 286386, 368904, 381848, 572772, 906889, 1145544, 1813778, 2720667, 3627556, 5441334, 7255112, 10882668, 21765336]

約数ペア:

[(1, 21765336), (2, 10882668), (3, 7255112), (4, 5441334), (6, 3627556), (8, 2720667), (12, 1813778), (19, 1145544), (24, 906889), (38, 572772), (57, 381848), (59, 368904), (76, 286386), (114, 190924), (118, 184452), (152, 143193), (177, 122968), (228, 95462), (236, 92226), (354, 61484), (456, 47731), (472, 46113), (708, 30742), (809, 26904), (1121, 19416), (1416, 15371), (1618, 13452), (2242, 9708), (2427, 8968), (3236, 6726), (3363, 6472), (4484, 4854)]