21972450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{37}}^2\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 56527632

約数和(自身を除く): 34555182

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 74, 75, 107, 111, 150, 185, 214, 222, 321, 370, 535, 555, 642, 925, 1070, 1110, 1369, 1605, 1850, 2675, 2738, 2775, 3210, 3959, 4107, 5350, 5550, 6845, 7918, 8025, 8214, 11877, 13690, 16050, 19795, 20535, 23754, 34225, 39590, 41070, 59385, 68450, 98975, 102675, 118770, 146483, 197950, 205350, 292966, 296925, 439449, 593850, 732415, 878898, 1464830, 2197245, 3662075, 4394490, 7324150, 10986225, 21972450]

約数ペア:

[(1, 21972450), (2, 10986225), (3, 7324150), (5, 4394490), (6, 3662075), (10, 2197245), (15, 1464830), (25, 878898), (30, 732415), (37, 593850), (50, 439449), (74, 296925), (75, 292966), (107, 205350), (111, 197950), (150, 146483), (185, 118770), (214, 102675), (222, 98975), (321, 68450), (370, 59385), (535, 41070), (555, 39590), (642, 34225), (925, 23754), (1070, 20535), (1110, 19795), (1369, 16050), (1605, 13690), (1850, 11877), (2675, 8214), (2738, 8025), (2775, 7918), (3210, 6845), (3959, 5550), (4107, 5350)]