21698872964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{251063}}^1$

素因数の和:251156

約数の個数: 48

約数和(自身を含む): 42516182016

約数和(自身を除く): 20817309052

約数列:

[1, 2, 4, 17, 31, 34, 41, 62, 68, 82, 124, 164, 527, 697, 1054, 1271, 1394, 2108, 2542, 2788, 5084, 21607, 43214, 86428, 251063, 502126, 1004252, 4268071, 7782953, 8536142, 10293583, 15565906, 17072284, 20587166, 31131812, 41174332, 132310201, 174990911, 264620402, 319101073, 349981822, 529240804, 638202146, 699963644, 1276404292, 5424718241, 10849436482, 21698872964]

約数ペア:

[(1, 21698872964), (2, 10849436482), (4, 5424718241), (17, 1276404292), (31, 699963644), (34, 638202146), (41, 529240804), (62, 349981822), (68, 319101073), (82, 264620402), (124, 174990911), (164, 132310201), (527, 41174332), (697, 31131812), (1054, 20587166), (1271, 17072284), (1394, 15565906), (2108, 10293583), (2542, 8536142), (2788, 7782953), (5084, 4268071), (21607, 1004252), (43214, 502126), (86428, 251063)]