21911190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1013}}^1$

素因数の和:1133

約数の個数: 64

約数和(自身を含む): 60742656

約数和(自身を除く): 38831466

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 103, 105, 206, 210, 309, 515, 618, 721, 1013, 1030, 1442, 1545, 2026, 2163, 3039, 3090, 3605, 4326, 5065, 6078, 7091, 7210, 10130, 10815, 14182, 15195, 21273, 21630, 30390, 35455, 42546, 70910, 104339, 106365, 208678, 212730, 313017, 521695, 626034, 730373, 1043390, 1460746, 1565085, 2191119, 3130170, 3651865, 4382238, 7303730, 10955595, 21911190]

約数ペア:

[(1, 21911190), (2, 10955595), (3, 7303730), (5, 4382238), (6, 3651865), (7, 3130170), (10, 2191119), (14, 1565085), (15, 1460746), (21, 1043390), (30, 730373), (35, 626034), (42, 521695), (70, 313017), (103, 212730), (105, 208678), (206, 106365), (210, 104339), (309, 70910), (515, 42546), (618, 35455), (721, 30390), (1013, 21630), (1030, 21273), (1442, 15195), (1545, 14182), (2026, 10815), (2163, 10130), (3039, 7210), (3090, 7091), (3605, 6078), (4326, 5065)]