21939696

素因数分解:

$2^4\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1009}}^1$

素因数の和:1174

約数の個数: 60

約数和(自身を含む): 61868560

約数和(自身を除く): 39928864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151, 302, 453, 604, 906, 1009, 1208, 1359, 1812, 2018, 2416, 2718, 3027, 3624, 4036, 5436, 6054, 7248, 8072, 9081, 10872, 12108, 16144, 18162, 21744, 24216, 36324, 48432, 72648, 145296, 152359, 304718, 457077, 609436, 914154, 1218872, 1371231, 1828308, 2437744, 2742462, 3656616, 5484924, 7313232, 10969848, 21939696]

約数ペア:

[(1, 21939696), (2, 10969848), (3, 7313232), (4, 5484924), (6, 3656616), (8, 2742462), (9, 2437744), (12, 1828308), (16, 1371231), (18, 1218872), (24, 914154), (36, 609436), (48, 457077), (72, 304718), (144, 152359), (151, 145296), (302, 72648), (453, 48432), (604, 36324), (906, 24216), (1009, 21744), (1208, 18162), (1359, 16144), (1812, 12108), (2018, 10872), (2416, 9081), (2718, 8072), (3027, 7248), (3624, 6054), (4036, 5436)]