21384302912

素因数分解:

$2^6\times 7^1\times {\mathrm{431}}^1\times {\mathrm{110749}}^1$

素因数の和:111199

約数の個数: 56

約数和(自身を含む): 48609504000

約数和(自身を除く): 27225201088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 431, 448, 862, 1724, 3017, 3448, 6034, 6896, 12068, 13792, 24136, 27584, 48272, 96544, 110749, 193088, 221498, 442996, 775243, 885992, 1550486, 1771984, 3100972, 3543968, 6201944, 7087936, 12403888, 24807776, 47732819, 49615552, 95465638, 190931276, 334129733, 381862552, 668259466, 763725104, 1336518932, 1527450208, 2673037864, 3054900416, 5346075728, 10692151456, 21384302912]

約数ペア:

[(1, 21384302912), (2, 10692151456), (4, 5346075728), (7, 3054900416), (8, 2673037864), (14, 1527450208), (16, 1336518932), (28, 763725104), (32, 668259466), (56, 381862552), (64, 334129733), (112, 190931276), (224, 95465638), (431, 49615552), (448, 47732819), (862, 24807776), (1724, 12403888), (3017, 7087936), (3448, 6201944), (6034, 3543968), (6896, 3100972), (12068, 1771984), (13792, 1550486), (24136, 885992), (27584, 775243), (48272, 442996), (96544, 221498), (110749, 193088)]