21836938890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{427421}}^1$

素因数の和:427575

約数の個数: 64

約数和(自身を含む): 56871061632

約数和(自身を除く): 35034122742

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 131, 195, 262, 390, 393, 655, 786, 1310, 1703, 1965, 3406, 3930, 5109, 8515, 10218, 17030, 25545, 51090, 427421, 854842, 1282263, 2137105, 2564526, 4274210, 5556473, 6411315, 11112946, 12822630, 16669419, 27782365, 33338838, 55564730, 55992151, 83347095, 111984302, 166694190, 167976453, 279960755, 335952906, 559921510, 727897963, 839882265, 1455795926, 1679764530, 2183693889, 3639489815, 4367387778, 7278979630, 10918469445, 21836938890]

約数ペア:

[(1, 21836938890), (2, 10918469445), (3, 7278979630), (5, 4367387778), (6, 3639489815), (10, 2183693889), (13, 1679764530), (15, 1455795926), (26, 839882265), (30, 727897963), (39, 559921510), (65, 335952906), (78, 279960755), (130, 167976453), (131, 166694190), (195, 111984302), (262, 83347095), (390, 55992151), (393, 55564730), (655, 33338838), (786, 27782365), (1310, 16669419), (1703, 12822630), (1965, 11112946), (3406, 6411315), (3930, 5556473), (5109, 4274210), (8515, 2564526), (10218, 2137105), (17030, 1282263), (25545, 854842), (51090, 427421)]