21083844

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 53937408

約数和(自身を除く): 32853564

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 157, 186, 228, 314, 361, 372, 471, 589, 628, 722, 942, 1083, 1178, 1444, 1767, 1884, 2166, 2356, 2983, 3534, 4332, 4867, 5966, 7068, 8949, 9734, 11191, 11932, 14601, 17898, 19468, 22382, 29202, 33573, 35796, 44764, 56677, 58404, 67146, 92473, 113354, 134292, 170031, 184946, 226708, 277419, 340062, 369892, 554838, 680124, 1109676, 1756987, 3513974, 5270961, 7027948, 10541922, 21083844]

約数ペア:

[(1, 21083844), (2, 10541922), (3, 7027948), (4, 5270961), (6, 3513974), (12, 1756987), (19, 1109676), (31, 680124), (38, 554838), (57, 369892), (62, 340062), (76, 277419), (93, 226708), (114, 184946), (124, 170031), (157, 134292), (186, 113354), (228, 92473), (314, 67146), (361, 58404), (372, 56677), (471, 44764), (589, 35796), (628, 33573), (722, 29202), (942, 22382), (1083, 19468), (1178, 17898), (1444, 14601), (1767, 11932), (1884, 11191), (2166, 9734), (2356, 8949), (2983, 7068), (3534, 5966), (4332, 4867)]