21838176

素因数分解:

$2^5\times 3^2\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:604

約数の個数: 72

約数和(自身を含む): 62584704

約数和(自身を除く): 40746528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 191, 288, 382, 397, 573, 764, 794, 1146, 1191, 1528, 1588, 1719, 2292, 2382, 3056, 3176, 3438, 3573, 4584, 4764, 6112, 6352, 6876, 7146, 9168, 9528, 12704, 13752, 14292, 18336, 19056, 27504, 28584, 38112, 55008, 57168, 75827, 114336, 151654, 227481, 303308, 454962, 606616, 682443, 909924, 1213232, 1364886, 1819848, 2426464, 2729772, 3639696, 5459544, 7279392, 10919088, 21838176]

約数ペア:

[(1, 21838176), (2, 10919088), (3, 7279392), (4, 5459544), (6, 3639696), (8, 2729772), (9, 2426464), (12, 1819848), (16, 1364886), (18, 1213232), (24, 909924), (32, 682443), (36, 606616), (48, 454962), (72, 303308), (96, 227481), (144, 151654), (191, 114336), (288, 75827), (382, 57168), (397, 55008), (573, 38112), (764, 28584), (794, 27504), (1146, 19056), (1191, 18336), (1528, 14292), (1588, 13752), (1719, 12704), (2292, 9528), (2382, 9168), (3056, 7146), (3176, 6876), (3438, 6352), (3573, 6112), (4584, 4764)]