21415230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 58687200

約数和(自身を除く): 37271970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 59, 74, 90, 109, 111, 118, 177, 185, 218, 222, 295, 327, 333, 354, 370, 531, 545, 555, 590, 654, 666, 885, 981, 1062, 1090, 1110, 1635, 1665, 1770, 1962, 2183, 2655, 3270, 3330, 4033, 4366, 4905, 5310, 6431, 6549, 8066, 9810, 10915, 12099, 12862, 13098, 19293, 19647, 20165, 21830, 24198, 32155, 32745, 36297, 38586, 39294, 40330, 57879, 60495, 64310, 65490, 72594, 96465, 98235, 115758, 120990, 181485, 192930, 196470, 237947, 289395, 362970, 475894, 578790, 713841, 1189735, 1427682, 2141523, 2379470, 3569205, 4283046, 7138410, 10707615, 21415230]

約数ペア:

[(1, 21415230), (2, 10707615), (3, 7138410), (5, 4283046), (6, 3569205), (9, 2379470), (10, 2141523), (15, 1427682), (18, 1189735), (30, 713841), (37, 578790), (45, 475894), (59, 362970), (74, 289395), (90, 237947), (109, 196470), (111, 192930), (118, 181485), (177, 120990), (185, 115758), (218, 98235), (222, 96465), (295, 72594), (327, 65490), (333, 64310), (354, 60495), (370, 57879), (531, 40330), (545, 39294), (555, 38586), (590, 36297), (654, 32745), (666, 32155), (885, 24198), (981, 21830), (1062, 20165), (1090, 19647), (1110, 19293), (1635, 13098), (1665, 12862), (1770, 12099), (1962, 10915), (2183, 9810), (2655, 8066), (3270, 6549), (3330, 6431), (4033, 5310), (4366, 4905)]