21728850626

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1\times {\mathrm{607}}^1$

素因数の和:1095

約数の個数: 64

約数和(自身を含む): 38301548544

約数和(自身を除く): 16572697918

約数列:

[1, 2, 7, 14, 61, 122, 167, 251, 334, 427, 502, 607, 854, 1169, 1214, 1757, 2338, 3514, 4249, 8498, 10187, 15311, 20374, 30622, 37027, 41917, 71309, 74054, 83834, 101369, 107177, 142618, 152357, 202738, 214354, 259189, 293419, 304714, 518378, 586838, 709583, 1066499, 1419166, 2132998, 2556937, 5113874, 6183509, 9293777, 12367018, 17898559, 18587554, 25443619, 35797118, 43284563, 50887238, 65056439, 86569126, 130112878, 178105333, 356210666, 1552060759, 3104121518, 10864425313, 21728850626]

約数ペア:

[(1, 21728850626), (2, 10864425313), (7, 3104121518), (14, 1552060759), (61, 356210666), (122, 178105333), (167, 130112878), (251, 86569126), (334, 65056439), (427, 50887238), (502, 43284563), (607, 35797118), (854, 25443619), (1169, 18587554), (1214, 17898559), (1757, 12367018), (2338, 9293777), (3514, 6183509), (4249, 5113874), (8498, 2556937), (10187, 2132998), (15311, 1419166), (20374, 1066499), (30622, 709583), (37027, 586838), (41917, 518378), (71309, 304714), (74054, 293419), (83834, 259189), (101369, 214354), (107177, 202738), (142618, 152357)]