21226680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58963}}^1$

素因数の和:58980

約数の個数: 48

約数和(自身を含む): 68987880

約数和(自身を除く): 47761200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58963, 117926, 176889, 235852, 294815, 353778, 471704, 530667, 589630, 707556, 884445, 1061334, 1179260, 1415112, 1768890, 2122668, 2358520, 2653335, 3537780, 4245336, 5306670, 7075560, 10613340, 21226680]

約数ペア:

[(1, 21226680), (2, 10613340), (3, 7075560), (4, 5306670), (5, 4245336), (6, 3537780), (8, 2653335), (9, 2358520), (10, 2122668), (12, 1768890), (15, 1415112), (18, 1179260), (20, 1061334), (24, 884445), (30, 707556), (36, 589630), (40, 530667), (45, 471704), (60, 353778), (72, 294815), (90, 235852), (120, 176889), (180, 117926), (360, 58963)]