21549150

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{6841}}^1$

素因数の和:6866

約数の個数: 72

約数和(自身を含む): 66175824

約数和(自身を除く): 44626674

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 6841, 13682, 20523, 34205, 41046, 47887, 61569, 68410, 95774, 102615, 123138, 143661, 171025, 205230, 239435, 287322, 307845, 342050, 430983, 478870, 513075, 615690, 718305, 861966, 1026150, 1197175, 1436610, 1539225, 2154915, 2394350, 3078450, 3591525, 4309830, 7183050, 10774575, 21549150]

約数ペア:

[(1, 21549150), (2, 10774575), (3, 7183050), (5, 4309830), (6, 3591525), (7, 3078450), (9, 2394350), (10, 2154915), (14, 1539225), (15, 1436610), (18, 1197175), (21, 1026150), (25, 861966), (30, 718305), (35, 615690), (42, 513075), (45, 478870), (50, 430983), (63, 342050), (70, 307845), (75, 287322), (90, 239435), (105, 205230), (126, 171025), (150, 143661), (175, 123138), (210, 102615), (225, 95774), (315, 68410), (350, 61569), (450, 47887), (525, 41046), (630, 34205), (1050, 20523), (1575, 13682), (3150, 6841)]