21799860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15797}}^1$

素因数の和:15832

約数の個数: 48

約数和(自身を含む): 63697536

約数和(自身を除く): 41897676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15797, 31594, 47391, 63188, 78985, 94782, 157970, 189564, 236955, 315940, 363331, 473910, 726662, 947820, 1089993, 1453324, 1816655, 2179986, 3633310, 4359972, 5449965, 7266620, 10899930, 21799860]

約数ペア:

[(1, 21799860), (2, 10899930), (3, 7266620), (4, 5449965), (5, 4359972), (6, 3633310), (10, 2179986), (12, 1816655), (15, 1453324), (20, 1089993), (23, 947820), (30, 726662), (46, 473910), (60, 363331), (69, 315940), (92, 236955), (115, 189564), (138, 157970), (230, 94782), (276, 78985), (345, 63188), (460, 47391), (690, 31594), (1380, 15797)]