21916230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:918

約数の個数: 96

約数和(自身を含む): 64859616

約数和(自身を除く): 42943386

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 170, 210, 238, 245, 255, 294, 357, 490, 510, 595, 714, 735, 833, 877, 1190, 1470, 1666, 1754, 1785, 2499, 2631, 3570, 4165, 4385, 4998, 5262, 6139, 8330, 8770, 12278, 12495, 13155, 14909, 18417, 24990, 26310, 29818, 30695, 36834, 42973, 44727, 61390, 74545, 85946, 89454, 92085, 104363, 128919, 149090, 184170, 208726, 214865, 223635, 257838, 313089, 429730, 447270, 521815, 626178, 644595, 730541, 1043630, 1289190, 1461082, 1565445, 2191623, 3130890, 3652705, 4383246, 7305410, 10958115, 21916230]

約数ペア:

[(1, 21916230), (2, 10958115), (3, 7305410), (5, 4383246), (6, 3652705), (7, 3130890), (10, 2191623), (14, 1565445), (15, 1461082), (17, 1289190), (21, 1043630), (30, 730541), (34, 644595), (35, 626178), (42, 521815), (49, 447270), (51, 429730), (70, 313089), (85, 257838), (98, 223635), (102, 214865), (105, 208726), (119, 184170), (147, 149090), (170, 128919), (210, 104363), (238, 92085), (245, 89454), (255, 85946), (294, 74545), (357, 61390), (490, 44727), (510, 42973), (595, 36834), (714, 30695), (735, 29818), (833, 26310), (877, 24990), (1190, 18417), (1470, 14909), (1666, 13155), (1754, 12495), (1785, 12278), (2499, 8770), (2631, 8330), (3570, 6139), (4165, 5262), (4385, 4998)]