21250871940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{9619}}^1\times {\mathrm{36821}}^1$

素因数の和:46452

約数の個数: 48

約数和(自身を含む): 59510243520

約数和(自身を除く): 38259371580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 9619, 19238, 28857, 36821, 38476, 48095, 57714, 73642, 96190, 110463, 115428, 144285, 147284, 184105, 192380, 220926, 288570, 368210, 441852, 552315, 577140, 736420, 1104630, 2209260, 354181199, 708362398, 1062543597, 1416724796, 1770905995, 2125087194, 3541811990, 4250174388, 5312717985, 7083623980, 10625435970, 21250871940]

約数ペア:

[(1, 21250871940), (2, 10625435970), (3, 7083623980), (4, 5312717985), (5, 4250174388), (6, 3541811990), (10, 2125087194), (12, 1770905995), (15, 1416724796), (20, 1062543597), (30, 708362398), (60, 354181199), (9619, 2209260), (19238, 1104630), (28857, 736420), (36821, 577140), (38476, 552315), (48095, 441852), (57714, 368210), (73642, 288570), (96190, 220926), (110463, 192380), (115428, 184105), (144285, 147284)]