21472896

素因数分解:

$2^7\times 3^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 57528000

約数和(自身を除く): 36055104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 199, 281, 384, 398, 562, 597, 796, 843, 1124, 1194, 1592, 1686, 2248, 2388, 3184, 3372, 4496, 4776, 6368, 6744, 8992, 9552, 12736, 13488, 17984, 19104, 25472, 26976, 35968, 38208, 53952, 55919, 76416, 107904, 111838, 167757, 223676, 335514, 447352, 671028, 894704, 1342056, 1789408, 2684112, 3578816, 5368224, 7157632, 10736448, 21472896]

約数ペア:

[(1, 21472896), (2, 10736448), (3, 7157632), (4, 5368224), (6, 3578816), (8, 2684112), (12, 1789408), (16, 1342056), (24, 894704), (32, 671028), (48, 447352), (64, 335514), (96, 223676), (128, 167757), (192, 111838), (199, 107904), (281, 76416), (384, 55919), (398, 53952), (562, 38208), (597, 35968), (796, 26976), (843, 25472), (1124, 19104), (1194, 17984), (1592, 13488), (1686, 12736), (2248, 9552), (2388, 8992), (3184, 6744), (3372, 6368), (4496, 4776)]