21180150

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{541}}^1$

素因数の和:591

約数の個数: 96

約数和(自身を含む): 60487200

約数和(自身を除く): 39307050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 29, 30, 45, 50, 54, 58, 75, 87, 90, 135, 145, 150, 174, 225, 261, 270, 290, 435, 450, 522, 541, 675, 725, 783, 870, 1082, 1305, 1350, 1450, 1566, 1623, 2175, 2610, 2705, 3246, 3915, 4350, 4869, 5410, 6525, 7830, 8115, 9738, 13050, 13525, 14607, 15689, 16230, 19575, 24345, 27050, 29214, 31378, 39150, 40575, 47067, 48690, 73035, 78445, 81150, 94134, 121725, 141201, 146070, 156890, 235335, 243450, 282402, 365175, 392225, 423603, 470670, 706005, 730350, 784450, 847206, 1176675, 1412010, 2118015, 2353350, 3530025, 4236030, 7060050, 10590075, 21180150]

約数ペア:

[(1, 21180150), (2, 10590075), (3, 7060050), (5, 4236030), (6, 3530025), (9, 2353350), (10, 2118015), (15, 1412010), (18, 1176675), (25, 847206), (27, 784450), (29, 730350), (30, 706005), (45, 470670), (50, 423603), (54, 392225), (58, 365175), (75, 282402), (87, 243450), (90, 235335), (135, 156890), (145, 146070), (150, 141201), (174, 121725), (225, 94134), (261, 81150), (270, 78445), (290, 73035), (435, 48690), (450, 47067), (522, 40575), (541, 39150), (675, 31378), (725, 29214), (783, 27050), (870, 24345), (1082, 19575), (1305, 16230), (1350, 15689), (1450, 14607), (1566, 13525), (1623, 13050), (2175, 9738), (2610, 8115), (2705, 7830), (3246, 6525), (3915, 5410), (4350, 4869)]