2021115705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{16189}}^1$

素因数の和:16274

約数の個数: 64

約数和(自身を含む): 3916684800

約数和(自身を除く): 1895569095

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 41, 87, 105, 123, 145, 203, 205, 287, 435, 609, 615, 861, 1015, 1189, 1435, 3045, 3567, 4305, 5945, 8323, 16189, 17835, 24969, 41615, 48567, 80945, 113323, 124845, 242835, 339969, 469481, 566615, 663749, 1408443, 1699845, 1991247, 2347405, 3286367, 3318745, 4646243, 7042215, 9859101, 9956235, 13938729, 16431835, 19248721, 23231215, 49295505, 57746163, 69693645, 96243605, 134741047, 288730815, 404223141, 673705235, 2021115705]

約数ペア:

[(1, 2021115705), (3, 673705235), (5, 404223141), (7, 288730815), (15, 134741047), (21, 96243605), (29, 69693645), (35, 57746163), (41, 49295505), (87, 23231215), (105, 19248721), (123, 16431835), (145, 13938729), (203, 9956235), (205, 9859101), (287, 7042215), (435, 4646243), (609, 3318745), (615, 3286367), (861, 2347405), (1015, 1991247), (1189, 1699845), (1435, 1408443), (3045, 663749), (3567, 566615), (4305, 469481), (5945, 339969), (8323, 242835), (16189, 124845), (17835, 113323), (24969, 80945), (41615, 48567)]