21035430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{461}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 60873120

約数和(自身を除く): 39837690

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 169, 195, 234, 270, 338, 351, 390, 461, 507, 585, 702, 845, 922, 1014, 1170, 1383, 1521, 1690, 1755, 2305, 2535, 2766, 3042, 3510, 4149, 4563, 4610, 5070, 5993, 6915, 7605, 8298, 9126, 11986, 12447, 13830, 15210, 17979, 20745, 22815, 24894, 29965, 35958, 41490, 45630, 53937, 59930, 62235, 77909, 89895, 107874, 124470, 155818, 161811, 179790, 233727, 269685, 323622, 389545, 467454, 539370, 701181, 779090, 809055, 1168635, 1402362, 1618110, 2103543, 2337270, 3505905, 4207086, 7011810, 10517715, 21035430]

約数ペア:

[(1, 21035430), (2, 10517715), (3, 7011810), (5, 4207086), (6, 3505905), (9, 2337270), (10, 2103543), (13, 1618110), (15, 1402362), (18, 1168635), (26, 809055), (27, 779090), (30, 701181), (39, 539370), (45, 467454), (54, 389545), (65, 323622), (78, 269685), (90, 233727), (117, 179790), (130, 161811), (135, 155818), (169, 124470), (195, 107874), (234, 89895), (270, 77909), (338, 62235), (351, 59930), (390, 53937), (461, 45630), (507, 41490), (585, 35958), (702, 29965), (845, 24894), (922, 22815), (1014, 20745), (1170, 17979), (1383, 15210), (1521, 13830), (1690, 12447), (1755, 11986), (2305, 9126), (2535, 8298), (2766, 7605), (3042, 6915), (3510, 5993), (4149, 5070), (4563, 4610)]