21853250

素因数分解:

$2^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{1433}}^1$

素因数の和:1511

約数の個数: 32

約数和(自身を含む): 41608944

約数和(自身を除く): 19755694

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 125, 250, 305, 610, 1433, 1525, 2866, 3050, 7165, 7625, 14330, 15250, 35825, 71650, 87413, 174826, 179125, 358250, 437065, 874130, 2185325, 4370650, 10926625, 21853250]

約数ペア:

[(1, 21853250), (2, 10926625), (5, 4370650), (10, 2185325), (25, 874130), (50, 437065), (61, 358250), (122, 179125), (125, 174826), (250, 87413), (305, 71650), (610, 35825), (1433, 15250), (1525, 14330), (2866, 7625), (3050, 7165)]