2021810835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{811}}^1$

素因数の和:1380

約数の個数: 64

約数和(自身を含む): 3662184960

約数和(自身を除く): 1640374125

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 521, 811, 957, 1563, 1595, 2433, 2605, 4055, 4785, 5731, 7815, 8921, 12165, 15109, 17193, 23519, 26763, 28655, 44605, 45327, 70557, 75545, 85965, 117595, 133815, 166199, 226635, 258709, 352785, 422531, 498597, 776127, 830995, 1267593, 1293545, 2112655, 2492985, 3880635, 4647841, 6337965, 12253399, 13943523, 23239205, 36760197, 61266995, 69717615, 134787389, 183800985, 404362167, 673936945, 2021810835]

約数ペア:

[(1, 2021810835), (3, 673936945), (5, 404362167), (11, 183800985), (15, 134787389), (29, 69717615), (33, 61266995), (55, 36760197), (87, 23239205), (145, 13943523), (165, 12253399), (319, 6337965), (435, 4647841), (521, 3880635), (811, 2492985), (957, 2112655), (1563, 1293545), (1595, 1267593), (2433, 830995), (2605, 776127), (4055, 498597), (4785, 422531), (5731, 352785), (7815, 258709), (8921, 226635), (12165, 166199), (15109, 133815), (17193, 117595), (23519, 85965), (26763, 75545), (28655, 70557), (44605, 45327)]