21580823052

素因数分解:

$2^2\times 3^2\times {\mathrm{269}}^1\times {\mathrm{523}}^1\times {\mathrm{4261}}^1$

素因数の和:5063

約数の個数: 72

約数和(自身を含む): 54871886160

約数和(自身を除く): 33291063108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 269, 523, 538, 807, 1046, 1076, 1569, 1614, 2092, 2421, 3138, 3228, 4261, 4707, 4842, 6276, 8522, 9414, 9684, 12783, 17044, 18828, 25566, 38349, 51132, 76698, 140687, 153396, 281374, 422061, 562748, 844122, 1146209, 1266183, 1688244, 2228503, 2292418, 2532366, 3438627, 4457006, 4584836, 5064732, 6685509, 6877254, 8914012, 10315881, 13371018, 13754508, 20056527, 20631762, 26742036, 40113054, 41263524, 80226108, 599467307, 1198934614, 1798401921, 2397869228, 3596803842, 5395205763, 7193607684, 10790411526, 21580823052]

約数ペア:

[(1, 21580823052), (2, 10790411526), (3, 7193607684), (4, 5395205763), (6, 3596803842), (9, 2397869228), (12, 1798401921), (18, 1198934614), (36, 599467307), (269, 80226108), (523, 41263524), (538, 40113054), (807, 26742036), (1046, 20631762), (1076, 20056527), (1569, 13754508), (1614, 13371018), (2092, 10315881), (2421, 8914012), (3138, 6877254), (3228, 6685509), (4261, 5064732), (4707, 4584836), (4842, 4457006), (6276, 3438627), (8522, 2532366), (9414, 2292418), (9684, 2228503), (12783, 1688244), (17044, 1266183), (18828, 1146209), (25566, 844122), (38349, 562748), (51132, 422061), (76698, 281374), (140687, 153396)]