21769688

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2141}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 21413032

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2141, 2542, 4282, 5084, 8564, 10168, 17128, 66371, 87781, 132742, 175562, 265484, 351124, 530968, 702248, 2721211, 5442422, 10884844, 21769688]

約数ペア:

[(1, 21769688), (2, 10884844), (4, 5442422), (8, 2721211), (31, 702248), (41, 530968), (62, 351124), (82, 265484), (124, 175562), (164, 132742), (248, 87781), (328, 66371), (1271, 17128), (2141, 10168), (2542, 8564), (4282, 5084)]