21544110

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11399}}^1$

素因数の和:11422

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 44119890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 11399, 22798, 34197, 56995, 68394, 79793, 102591, 113990, 159586, 170985, 205182, 239379, 307773, 341970, 398965, 478758, 512955, 615546, 718137, 797930, 1025910, 1196895, 1436274, 1538865, 2154411, 2393790, 3077730, 3590685, 4308822, 7181370, 10772055, 21544110]

約数ペア:

[(1, 21544110), (2, 10772055), (3, 7181370), (5, 4308822), (6, 3590685), (7, 3077730), (9, 2393790), (10, 2154411), (14, 1538865), (15, 1436274), (18, 1196895), (21, 1025910), (27, 797930), (30, 718137), (35, 615546), (42, 512955), (45, 478758), (54, 398965), (63, 341970), (70, 307773), (90, 239379), (105, 205182), (126, 170985), (135, 159586), (189, 113990), (210, 102591), (270, 79793), (315, 68394), (378, 56995), (630, 34197), (945, 22798), (1890, 11399)]