21130643040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3386321}}^1$

素因数の和:3386352

約数の個数: 96

約数和(自身を含む): 71681664096

約数和(自身を除く): 50551021056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 3386321, 6772642, 10158963, 13545284, 16931605, 20317926, 27090568, 33863210, 40635852, 44022173, 50794815, 54181136, 67726420, 81271704, 88044346, 101589630, 108362272, 132066519, 135452840, 162543408, 176088692, 203179260, 220110865, 264133038, 270905680, 325086816, 352177384, 406358520, 440221730, 528266076, 541811360, 660332595, 704354768, 812717040, 880443460, 1056532152, 1320665190, 1408709536, 1625434080, 1760886920, 2113064304, 2641330380, 3521773840, 4226128608, 5282660760, 7043547680, 10565321520, 21130643040]

約数ペア:

[(1, 21130643040), (2, 10565321520), (3, 7043547680), (4, 5282660760), (5, 4226128608), (6, 3521773840), (8, 2641330380), (10, 2113064304), (12, 1760886920), (13, 1625434080), (15, 1408709536), (16, 1320665190), (20, 1056532152), (24, 880443460), (26, 812717040), (30, 704354768), (32, 660332595), (39, 541811360), (40, 528266076), (48, 440221730), (52, 406358520), (60, 352177384), (65, 325086816), (78, 270905680), (80, 264133038), (96, 220110865), (104, 203179260), (120, 176088692), (130, 162543408), (156, 135452840), (160, 132066519), (195, 108362272), (208, 101589630), (240, 88044346), (260, 81271704), (312, 67726420), (390, 54181136), (416, 50794815), (480, 44022173), (520, 40635852), (624, 33863210), (780, 27090568), (1040, 20317926), (1248, 16931605), (1560, 13545284), (2080, 10158963), (3120, 6772642), (6240, 3386321)]