21761910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10513}}^1$

素因数の和:10549

約数の個数: 48

約数和(自身を含む): 59046624

約数和(自身を除く): 37284714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 10513, 21026, 31539, 52565, 63078, 94617, 105130, 157695, 189234, 241799, 315390, 473085, 483598, 725397, 946170, 1208995, 1450794, 2176191, 2417990, 3626985, 4352382, 7253970, 10880955, 21761910]

約数ペア:

[(1, 21761910), (2, 10880955), (3, 7253970), (5, 4352382), (6, 3626985), (9, 2417990), (10, 2176191), (15, 1450794), (18, 1208995), (23, 946170), (30, 725397), (45, 483598), (46, 473085), (69, 315390), (90, 241799), (115, 189234), (138, 157695), (207, 105130), (230, 94617), (345, 63078), (414, 52565), (690, 31539), (1035, 21026), (2070, 10513)]