21809856

素因数分解:

$2^6\times 3^1\times {\mathrm{29}}^1\times {\mathrm{3917}}^1$

素因数の和:3961

約数の個数: 56

約数和(自身を含む): 59710320

約数和(自身を除く): 37900464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 174, 192, 232, 348, 464, 696, 928, 1392, 1856, 2784, 3917, 5568, 7834, 11751, 15668, 23502, 31336, 47004, 62672, 94008, 113593, 125344, 188016, 227186, 250688, 340779, 376032, 454372, 681558, 752064, 908744, 1363116, 1817488, 2726232, 3634976, 5452464, 7269952, 10904928, 21809856]

約数ペア:

[(1, 21809856), (2, 10904928), (3, 7269952), (4, 5452464), (6, 3634976), (8, 2726232), (12, 1817488), (16, 1363116), (24, 908744), (29, 752064), (32, 681558), (48, 454372), (58, 376032), (64, 340779), (87, 250688), (96, 227186), (116, 188016), (174, 125344), (192, 113593), (232, 94008), (348, 62672), (464, 47004), (696, 31336), (928, 23502), (1392, 15668), (1856, 11751), (2784, 7834), (3917, 5568)]