21632030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 45776016

約数和(自身を除く): 24143986

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 131, 245, 262, 337, 490, 655, 674, 917, 1310, 1685, 1834, 2359, 3370, 4585, 4718, 6419, 9170, 11795, 12838, 16513, 23590, 32095, 33026, 44147, 64190, 82565, 88294, 165130, 220735, 309029, 441470, 618058, 1545145, 2163203, 3090290, 4326406, 10816015, 21632030]

約数ペア:

[(1, 21632030), (2, 10816015), (5, 4326406), (7, 3090290), (10, 2163203), (14, 1545145), (35, 618058), (49, 441470), (70, 309029), (98, 220735), (131, 165130), (245, 88294), (262, 82565), (337, 64190), (490, 44147), (655, 33026), (674, 32095), (917, 23590), (1310, 16513), (1685, 12838), (1834, 11795), (2359, 9170), (3370, 6419), (4585, 4718)]