21361704

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9781}}^1$

素因数の和:9810

約数の個数: 64

約数和(自身を含む): 65735040

約数和(自身を除く): 44373336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9781, 19562, 29343, 39124, 58686, 68467, 78248, 117372, 127153, 136934, 205401, 234744, 254306, 273868, 381459, 410802, 508612, 547736, 762918, 821604, 890071, 1017224, 1525836, 1643208, 1780142, 2670213, 3051672, 3560284, 5340426, 7120568, 10680852, 21361704]

約数ペア:

[(1, 21361704), (2, 10680852), (3, 7120568), (4, 5340426), (6, 3560284), (7, 3051672), (8, 2670213), (12, 1780142), (13, 1643208), (14, 1525836), (21, 1017224), (24, 890071), (26, 821604), (28, 762918), (39, 547736), (42, 508612), (52, 410802), (56, 381459), (78, 273868), (84, 254306), (91, 234744), (104, 205401), (156, 136934), (168, 127153), (182, 117372), (273, 78248), (312, 68467), (364, 58686), (546, 39124), (728, 29343), (1092, 19562), (2184, 9781)]