21959904

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 61157376

約数和(自身を除く): 39197472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 47, 48, 62, 93, 94, 96, 124, 141, 157, 186, 188, 248, 282, 314, 372, 376, 471, 496, 564, 628, 744, 752, 942, 992, 1128, 1256, 1457, 1488, 1504, 1884, 2256, 2512, 2914, 2976, 3768, 4371, 4512, 4867, 5024, 5828, 7379, 7536, 8742, 9734, 11656, 14601, 14758, 15072, 17484, 19468, 22137, 23312, 29202, 29516, 34968, 38936, 44274, 46624, 58404, 59032, 69936, 77872, 88548, 116808, 118064, 139872, 155744, 177096, 228749, 233616, 236128, 354192, 457498, 467232, 686247, 708384, 914996, 1372494, 1829992, 2744988, 3659984, 5489976, 7319968, 10979952, 21959904]

約数ペア:

[(1, 21959904), (2, 10979952), (3, 7319968), (4, 5489976), (6, 3659984), (8, 2744988), (12, 1829992), (16, 1372494), (24, 914996), (31, 708384), (32, 686247), (47, 467232), (48, 457498), (62, 354192), (93, 236128), (94, 233616), (96, 228749), (124, 177096), (141, 155744), (157, 139872), (186, 118064), (188, 116808), (248, 88548), (282, 77872), (314, 69936), (372, 59032), (376, 58404), (471, 46624), (496, 44274), (564, 38936), (628, 34968), (744, 29516), (752, 29202), (942, 23312), (992, 22137), (1128, 19468), (1256, 17484), (1457, 15072), (1488, 14758), (1504, 14601), (1884, 11656), (2256, 9734), (2512, 8742), (2914, 7536), (2976, 7379), (3768, 5828), (4371, 5024), (4512, 4867)]