21477330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 64831104

約数和(自身を除く): 43353774

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 73, 90, 105, 126, 146, 210, 219, 315, 365, 438, 467, 511, 630, 657, 730, 934, 1022, 1095, 1314, 1401, 1533, 2190, 2335, 2555, 2802, 3066, 3269, 3285, 4203, 4599, 4670, 5110, 6538, 6570, 7005, 7665, 8406, 9198, 9807, 14010, 15330, 16345, 19614, 21015, 22995, 29421, 32690, 34091, 42030, 45990, 49035, 58842, 68182, 98070, 102273, 147105, 170455, 204546, 238637, 294210, 306819, 340910, 477274, 511365, 613638, 715911, 1022730, 1193185, 1431822, 1534095, 2147733, 2386370, 3068190, 3579555, 4295466, 7159110, 10738665, 21477330]

約数ペア:

[(1, 21477330), (2, 10738665), (3, 7159110), (5, 4295466), (6, 3579555), (7, 3068190), (9, 2386370), (10, 2147733), (14, 1534095), (15, 1431822), (18, 1193185), (21, 1022730), (30, 715911), (35, 613638), (42, 511365), (45, 477274), (63, 340910), (70, 306819), (73, 294210), (90, 238637), (105, 204546), (126, 170455), (146, 147105), (210, 102273), (219, 98070), (315, 68182), (365, 58842), (438, 49035), (467, 45990), (511, 42030), (630, 34091), (657, 32690), (730, 29421), (934, 22995), (1022, 21015), (1095, 19614), (1314, 16345), (1401, 15330), (1533, 14010), (2190, 9807), (2335, 9198), (2555, 8406), (2802, 7665), (3066, 7005), (3269, 6570), (3285, 6538), (4203, 5110), (4599, 4670)]