21926145

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{773}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 36854784

約数和(自身を除く): 14928639

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 773, 915, 1891, 2319, 3865, 5673, 9455, 11595, 23963, 28365, 47153, 71889, 119815, 141459, 235765, 359445, 707295, 1461743, 4385229, 7308715, 21926145]

約数ペア:

[(1, 21926145), (3, 7308715), (5, 4385229), (15, 1461743), (31, 707295), (61, 359445), (93, 235765), (155, 141459), (183, 119815), (305, 71889), (465, 47153), (773, 28365), (915, 23963), (1891, 11595), (2319, 9455), (3865, 5673)]