21114864

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1375

約数の個数: 80

約数和(自身を含む): 62292640

約数和(自身を除く): 41177776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 432, 444, 592, 666, 888, 999, 1321, 1332, 1776, 1998, 2642, 2664, 3963, 3996, 5284, 5328, 7926, 7992, 10568, 11889, 15852, 15984, 21136, 23778, 31704, 35667, 47556, 48877, 63408, 71334, 95112, 97754, 142668, 146631, 190224, 195508, 285336, 293262, 391016, 439893, 570672, 586524, 782032, 879786, 1173048, 1319679, 1759572, 2346096, 2639358, 3519144, 5278716, 7038288, 10557432, 21114864]

約数ペア:

[(1, 21114864), (2, 10557432), (3, 7038288), (4, 5278716), (6, 3519144), (8, 2639358), (9, 2346096), (12, 1759572), (16, 1319679), (18, 1173048), (24, 879786), (27, 782032), (36, 586524), (37, 570672), (48, 439893), (54, 391016), (72, 293262), (74, 285336), (108, 195508), (111, 190224), (144, 146631), (148, 142668), (216, 97754), (222, 95112), (296, 71334), (333, 63408), (432, 48877), (444, 47556), (592, 35667), (666, 31704), (888, 23778), (999, 21136), (1321, 15984), (1332, 15852), (1776, 11889), (1998, 10568), (2642, 7992), (2664, 7926), (3963, 5328), (3996, 5284)]