21032016

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10687}}^1$

素因数の和:10739

約数の個数: 40

約数和(自身を含む): 55663104

約数和(自身を除く): 34631088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10687, 21374, 32061, 42748, 64122, 85496, 128244, 170992, 256488, 438167, 512976, 876334, 1314501, 1752668, 2629002, 3505336, 5258004, 7010672, 10516008, 21032016]

約数ペア:

[(1, 21032016), (2, 10516008), (3, 7010672), (4, 5258004), (6, 3505336), (8, 2629002), (12, 1752668), (16, 1314501), (24, 876334), (41, 512976), (48, 438167), (82, 256488), (123, 170992), (164, 128244), (246, 85496), (328, 64122), (492, 42748), (656, 32061), (984, 21374), (1968, 10687)]