21889584

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2226

約数の個数: 60

約数和(自身を含む): 62152272

約数和(自身を除く): 40262688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2141, 2556, 3408, 4282, 5112, 6423, 8564, 10224, 12846, 17128, 19269, 25692, 34256, 38538, 51384, 77076, 102768, 152011, 154152, 304022, 308304, 456033, 608044, 912066, 1216088, 1368099, 1824132, 2432176, 2736198, 3648264, 5472396, 7296528, 10944792, 21889584]

約数ペア:

[(1, 21889584), (2, 10944792), (3, 7296528), (4, 5472396), (6, 3648264), (8, 2736198), (9, 2432176), (12, 1824132), (16, 1368099), (18, 1216088), (24, 912066), (36, 608044), (48, 456033), (71, 308304), (72, 304022), (142, 154152), (144, 152011), (213, 102768), (284, 77076), (426, 51384), (568, 38538), (639, 34256), (852, 25692), (1136, 19269), (1278, 17128), (1704, 12846), (2141, 10224), (2556, 8564), (3408, 6423), (4282, 5112)]