21293064

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7583}}^1$

素因数の和:7611

約数の個数: 64

約数和(自身を含む): 63705600

約数和(自身を除く): 42412536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7583, 15166, 22749, 30332, 45498, 60664, 68247, 90996, 98579, 136494, 181992, 197158, 204741, 272988, 295737, 394316, 409482, 545976, 591474, 788632, 818964, 887211, 1182948, 1637928, 1774422, 2365896, 2661633, 3548844, 5323266, 7097688, 10646532, 21293064]

約数ペア:

[(1, 21293064), (2, 10646532), (3, 7097688), (4, 5323266), (6, 3548844), (8, 2661633), (9, 2365896), (12, 1774422), (13, 1637928), (18, 1182948), (24, 887211), (26, 818964), (27, 788632), (36, 591474), (39, 545976), (52, 409482), (54, 394316), (72, 295737), (78, 272988), (104, 204741), (108, 197158), (117, 181992), (156, 136494), (216, 98579), (234, 90996), (312, 68247), (351, 60664), (468, 45498), (702, 30332), (936, 22749), (1404, 15166), (2808, 7583)]