21374850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{20357}}^1$

素因数の和:20379

約数の個数: 48

約数和(自身を含む): 60585408

約数和(自身を除く): 39210558

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20357, 40714, 61071, 101785, 122142, 142499, 203570, 284998, 305355, 427497, 508925, 610710, 712495, 854994, 1017850, 1424990, 1526775, 2137485, 3053550, 3562475, 4274970, 7124950, 10687425, 21374850]

約数ペア:

[(1, 21374850), (2, 10687425), (3, 7124950), (5, 4274970), (6, 3562475), (7, 3053550), (10, 2137485), (14, 1526775), (15, 1424990), (21, 1017850), (25, 854994), (30, 712495), (35, 610710), (42, 508925), (50, 427497), (70, 305355), (75, 284998), (105, 203570), (150, 142499), (175, 122142), (210, 101785), (350, 61071), (525, 40714), (1050, 20357)]