21659050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3257}}^1$

素因数の和:3295

約数の個数: 48

約数和(自身を含む): 48479040

約数和(自身を除く): 26819990

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 266, 350, 475, 665, 950, 1330, 3257, 3325, 6514, 6650, 16285, 22799, 32570, 45598, 61883, 81425, 113995, 123766, 162850, 227990, 309415, 433181, 569975, 618830, 866362, 1139950, 1547075, 2165905, 3094150, 4331810, 10829525, 21659050]

約数ペア:

[(1, 21659050), (2, 10829525), (5, 4331810), (7, 3094150), (10, 2165905), (14, 1547075), (19, 1139950), (25, 866362), (35, 618830), (38, 569975), (50, 433181), (70, 309415), (95, 227990), (133, 162850), (175, 123766), (190, 113995), (266, 81425), (350, 61883), (475, 45598), (665, 32570), (950, 22799), (1330, 16285), (3257, 6650), (3325, 6514)]