21598010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 25680070

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 185, 217, 259, 269, 310, 370, 434, 518, 538, 1085, 1147, 1295, 1345, 1883, 2170, 2294, 2590, 2690, 3766, 5735, 8029, 8339, 9415, 9953, 11470, 16058, 16678, 18830, 19906, 40145, 41695, 49765, 58373, 69671, 80290, 83390, 99530, 116746, 139342, 291865, 308543, 348355, 583730, 617086, 696710, 1542715, 2159801, 3085430, 4319602, 10799005, 21598010]

約数ペア:

[(1, 21598010), (2, 10799005), (5, 4319602), (7, 3085430), (10, 2159801), (14, 1542715), (31, 696710), (35, 617086), (37, 583730), (62, 348355), (70, 308543), (74, 291865), (155, 139342), (185, 116746), (217, 99530), (259, 83390), (269, 80290), (310, 69671), (370, 58373), (434, 49765), (518, 41695), (538, 40145), (1085, 19906), (1147, 18830), (1295, 16678), (1345, 16058), (1883, 11470), (2170, 9953), (2294, 9415), (2590, 8339), (2690, 8029), (3766, 5735)]