21770490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103669}}^1$

素因数の和:103686

約数の個数: 32

約数和(自身を含む): 59713920

約数和(自身を除く): 37943430

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 103669, 207338, 311007, 518345, 622014, 725683, 1036690, 1451366, 1555035, 2177049, 3110070, 3628415, 4354098, 7256830, 10885245, 21770490]

約数ペア:

[(1, 21770490), (2, 10885245), (3, 7256830), (5, 4354098), (6, 3628415), (7, 3110070), (10, 2177049), (14, 1555035), (15, 1451366), (21, 1036690), (30, 725683), (35, 622014), (42, 518345), (70, 311007), (105, 207338), (210, 103669)]