21958230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3373}}^1$

素因数の和:3421

約数の個数: 64

約数和(自身を含む): 62189568

約数和(自身を除く): 40231338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 3373, 6510, 6746, 10119, 16865, 20238, 23611, 33730, 47222, 50595, 70833, 101190, 104563, 118055, 141666, 209126, 236110, 313689, 354165, 522815, 627378, 708330, 731941, 1045630, 1463882, 1568445, 2195823, 3136890, 3659705, 4391646, 7319410, 10979115, 21958230]

約数ペア:

[(1, 21958230), (2, 10979115), (3, 7319410), (5, 4391646), (6, 3659705), (7, 3136890), (10, 2195823), (14, 1568445), (15, 1463882), (21, 1045630), (30, 731941), (31, 708330), (35, 627378), (42, 522815), (62, 354165), (70, 313689), (93, 236110), (105, 209126), (155, 141666), (186, 118055), (210, 104563), (217, 101190), (310, 70833), (434, 50595), (465, 47222), (651, 33730), (930, 23611), (1085, 20238), (1302, 16865), (2170, 10119), (3255, 6746), (3373, 6510)]