21222060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{613}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 59621856

約数和(自身を除く): 38399796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 577, 613, 1154, 1226, 1731, 1839, 2308, 2452, 2885, 3065, 3462, 3678, 5770, 6130, 6924, 7356, 8655, 9195, 11540, 12260, 17310, 18390, 34620, 36780, 353701, 707402, 1061103, 1414804, 1768505, 2122206, 3537010, 4244412, 5305515, 7074020, 10611030, 21222060]

約数ペア:

[(1, 21222060), (2, 10611030), (3, 7074020), (4, 5305515), (5, 4244412), (6, 3537010), (10, 2122206), (12, 1768505), (15, 1414804), (20, 1061103), (30, 707402), (60, 353701), (577, 36780), (613, 34620), (1154, 18390), (1226, 17310), (1731, 12260), (1839, 11540), (2308, 9195), (2452, 8655), (2885, 7356), (3065, 6924), (3462, 6130), (3678, 5770)]