21364680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178039}}^1$

素因数の和:178053

約数の個数: 32

約数和(自身を含む): 64094400

約数和(自身を除く): 42729720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178039, 356078, 534117, 712156, 890195, 1068234, 1424312, 1780390, 2136468, 2670585, 3560780, 4272936, 5341170, 7121560, 10682340, 21364680]

約数ペア:

[(1, 21364680), (2, 10682340), (3, 7121560), (4, 5341170), (5, 4272936), (6, 3560780), (8, 2670585), (10, 2136468), (12, 1780390), (15, 1424312), (20, 1068234), (24, 890195), (30, 712156), (40, 534117), (60, 356078), (120, 178039)]