21914784

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1619}}^1$

素因数の和:1682

約数の個数: 72

約数和(自身を含む): 63685440

約数和(自身を除く): 41770656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1619, 1692, 2256, 3238, 3384, 4512, 4857, 6476, 6768, 9714, 12952, 13536, 14571, 19428, 25904, 29142, 38856, 51808, 58284, 76093, 77712, 116568, 152186, 155424, 228279, 233136, 304372, 456558, 466272, 608744, 684837, 913116, 1217488, 1369674, 1826232, 2434976, 2739348, 3652464, 5478696, 7304928, 10957392, 21914784]

約数ペア:

[(1, 21914784), (2, 10957392), (3, 7304928), (4, 5478696), (6, 3652464), (8, 2739348), (9, 2434976), (12, 1826232), (16, 1369674), (18, 1217488), (24, 913116), (32, 684837), (36, 608744), (47, 466272), (48, 456558), (72, 304372), (94, 233136), (96, 228279), (141, 155424), (144, 152186), (188, 116568), (282, 77712), (288, 76093), (376, 58284), (423, 51808), (564, 38856), (752, 29142), (846, 25904), (1128, 19428), (1504, 14571), (1619, 13536), (1692, 12952), (2256, 9714), (3238, 6768), (3384, 6476), (4512, 4857)]