21250848

素因数分解:

$2^5\times 3^1\times {\mathrm{181}}^1\times {\mathrm{1223}}^1$

素因数の和:1417

約数の個数: 48

約数和(自身を含む): 56137536

約数和(自身を除く): 34886688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 181, 362, 543, 724, 1086, 1223, 1448, 2172, 2446, 2896, 3669, 4344, 4892, 5792, 7338, 8688, 9784, 14676, 17376, 19568, 29352, 39136, 58704, 117408, 221363, 442726, 664089, 885452, 1328178, 1770904, 2656356, 3541808, 5312712, 7083616, 10625424, 21250848]

約数ペア:

[(1, 21250848), (2, 10625424), (3, 7083616), (4, 5312712), (6, 3541808), (8, 2656356), (12, 1770904), (16, 1328178), (24, 885452), (32, 664089), (48, 442726), (96, 221363), (181, 117408), (362, 58704), (543, 39136), (724, 29352), (1086, 19568), (1223, 17376), (1448, 14676), (2172, 9784), (2446, 8688), (2896, 7338), (3669, 5792), (4344, 4892)]