21302040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9343}}^1$

素因数の和:9376

約数の個数: 64

約数和(自身を含む): 67276800

約数和(自身を除く): 45974760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9343, 18686, 28029, 37372, 46715, 56058, 74744, 93430, 112116, 140145, 177517, 186860, 224232, 280290, 355034, 373720, 532551, 560580, 710068, 887585, 1065102, 1121160, 1420136, 1775170, 2130204, 2662755, 3550340, 4260408, 5325510, 7100680, 10651020, 21302040]

約数ペア:

[(1, 21302040), (2, 10651020), (3, 7100680), (4, 5325510), (5, 4260408), (6, 3550340), (8, 2662755), (10, 2130204), (12, 1775170), (15, 1420136), (19, 1121160), (20, 1065102), (24, 887585), (30, 710068), (38, 560580), (40, 532551), (57, 373720), (60, 355034), (76, 280290), (95, 224232), (114, 186860), (120, 177517), (152, 140145), (190, 112116), (228, 93430), (285, 74744), (380, 56058), (456, 46715), (570, 37372), (760, 28029), (1140, 18686), (2280, 9343)]