21377952

素因数分解:

$2^5\times 3^3\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 63201600

約数和(自身を除く): 41823648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 109, 144, 216, 218, 227, 288, 327, 432, 436, 454, 654, 681, 864, 872, 908, 981, 1308, 1362, 1744, 1816, 1962, 2043, 2616, 2724, 2943, 3488, 3632, 3924, 4086, 5232, 5448, 5886, 6129, 7264, 7848, 8172, 10464, 10896, 11772, 12258, 15696, 16344, 21792, 23544, 24516, 24743, 31392, 32688, 47088, 49032, 49486, 65376, 74229, 94176, 98064, 98972, 148458, 196128, 197944, 222687, 296916, 395888, 445374, 593832, 668061, 791776, 890748, 1187664, 1336122, 1781496, 2375328, 2672244, 3562992, 5344488, 7125984, 10688976, 21377952]

約数ペア:

[(1, 21377952), (2, 10688976), (3, 7125984), (4, 5344488), (6, 3562992), (8, 2672244), (9, 2375328), (12, 1781496), (16, 1336122), (18, 1187664), (24, 890748), (27, 791776), (32, 668061), (36, 593832), (48, 445374), (54, 395888), (72, 296916), (96, 222687), (108, 197944), (109, 196128), (144, 148458), (216, 98972), (218, 98064), (227, 94176), (288, 74229), (327, 65376), (432, 49486), (436, 49032), (454, 47088), (654, 32688), (681, 31392), (864, 24743), (872, 24516), (908, 23544), (981, 21792), (1308, 16344), (1362, 15696), (1744, 12258), (1816, 11772), (1962, 10896), (2043, 10464), (2616, 8172), (2724, 7848), (2943, 7264), (3488, 6129), (3632, 5886), (3924, 5448), (4086, 5232)]