21472022104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{997}}^1\times {\mathrm{1319}}^1$

素因数の和:2492

約数の個数: 64

約数和(自身を含む): 43710004800

約数和(自身を除く): 22237982696

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 997, 1256, 1319, 1994, 2041, 2638, 3988, 4082, 5276, 7976, 8164, 10552, 12961, 16328, 17147, 25922, 34294, 51844, 68588, 103688, 137176, 156529, 207083, 313058, 414166, 626116, 828332, 1252232, 1315043, 1656664, 2034877, 2630086, 2692079, 4069754, 5260172, 5384158, 8139508, 10520344, 10768316, 16279016, 17095559, 21536632, 34191118, 68382236, 136764472, 206461751, 412923502, 825847004, 1651694008, 2684002763, 5368005526, 10736011052, 21472022104]

約数ペア:

[(1, 21472022104), (2, 10736011052), (4, 5368005526), (8, 2684002763), (13, 1651694008), (26, 825847004), (52, 412923502), (104, 206461751), (157, 136764472), (314, 68382236), (628, 34191118), (997, 21536632), (1256, 17095559), (1319, 16279016), (1994, 10768316), (2041, 10520344), (2638, 8139508), (3988, 5384158), (4082, 5260172), (5276, 4069754), (7976, 2692079), (8164, 2630086), (10552, 2034877), (12961, 1656664), (16328, 1315043), (17147, 1252232), (25922, 828332), (34294, 626116), (51844, 414166), (68588, 313058), (103688, 207083), (137176, 156529)]