21852324

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 60678072

約数和(自身を除く): 38825748

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 881, 954, 1378, 1762, 1908, 2067, 2643, 2756, 3524, 4134, 5286, 6201, 7929, 8268, 10572, 11453, 12402, 15858, 22906, 24804, 31716, 34359, 45812, 46693, 68718, 93386, 103077, 137436, 140079, 186772, 206154, 280158, 412308, 420237, 560316, 607009, 840474, 1214018, 1680948, 1821027, 2428036, 3642054, 5463081, 7284108, 10926162, 21852324]

約数ペア:

[(1, 21852324), (2, 10926162), (3, 7284108), (4, 5463081), (6, 3642054), (9, 2428036), (12, 1821027), (13, 1680948), (18, 1214018), (26, 840474), (36, 607009), (39, 560316), (52, 420237), (53, 412308), (78, 280158), (106, 206154), (117, 186772), (156, 140079), (159, 137436), (212, 103077), (234, 93386), (318, 68718), (468, 46693), (477, 45812), (636, 34359), (689, 31716), (881, 24804), (954, 22906), (1378, 15858), (1762, 12402), (1908, 11453), (2067, 10572), (2643, 8268), (2756, 7929), (3524, 6201), (4134, 5286)]