21903408

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{4111}}^1$

素因数の和:4162

約数の個数: 60

約数和(自身を含む): 62971168

約数和(自身を除く): 41067760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 4111, 5328, 8222, 12333, 16444, 24666, 32888, 36999, 49332, 65776, 73998, 98664, 147996, 152107, 197328, 295992, 304214, 456321, 591984, 608428, 912642, 1216856, 1368963, 1825284, 2433712, 2737926, 3650568, 5475852, 7301136, 10951704, 21903408]

約数ペア:

[(1, 21903408), (2, 10951704), (3, 7301136), (4, 5475852), (6, 3650568), (8, 2737926), (9, 2433712), (12, 1825284), (16, 1368963), (18, 1216856), (24, 912642), (36, 608428), (37, 591984), (48, 456321), (72, 304214), (74, 295992), (111, 197328), (144, 152107), (148, 147996), (222, 98664), (296, 73998), (333, 65776), (444, 49332), (592, 36999), (666, 32888), (888, 24666), (1332, 16444), (1776, 12333), (2664, 8222), (4111, 5328)]