21294630

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 68428800

約数和(自身を除く): 47134170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 593, 630, 665, 798, 855, 945, 1026, 1186, 1197, 1330, 1710, 1779, 1890, 1995, 2394, 2565, 2965, 3558, 3591, 3990, 4151, 5130, 5337, 5930, 5985, 7182, 8302, 8895, 10674, 11267, 11970, 12453, 16011, 17790, 17955, 20755, 22534, 24906, 26685, 32022, 33801, 35910, 37359, 41510, 53370, 56335, 62265, 67602, 74718, 78869, 80055, 101403, 112077, 112670, 124530, 157738, 160110, 169005, 186795, 202806, 224154, 236607, 304209, 338010, 373590, 394345, 473214, 507015, 560385, 608418, 709821, 788690, 1014030, 1120770, 1183035, 1419642, 1521045, 2129463, 2366070, 3042090, 3549105, 4258926, 7098210, 10647315, 21294630]

約数ペア:

[(1, 21294630), (2, 10647315), (3, 7098210), (5, 4258926), (6, 3549105), (7, 3042090), (9, 2366070), (10, 2129463), (14, 1521045), (15, 1419642), (18, 1183035), (19, 1120770), (21, 1014030), (27, 788690), (30, 709821), (35, 608418), (38, 560385), (42, 507015), (45, 473214), (54, 394345), (57, 373590), (63, 338010), (70, 304209), (90, 236607), (95, 224154), (105, 202806), (114, 186795), (126, 169005), (133, 160110), (135, 157738), (171, 124530), (189, 112670), (190, 112077), (210, 101403), (266, 80055), (270, 78869), (285, 74718), (315, 67602), (342, 62265), (378, 56335), (399, 53370), (513, 41510), (570, 37359), (593, 35910), (630, 33801), (665, 32022), (798, 26685), (855, 24906), (945, 22534), (1026, 20755), (1186, 17955), (1197, 17790), (1330, 16011), (1710, 12453), (1779, 11970), (1890, 11267), (1995, 10674), (2394, 8895), (2565, 8302), (2965, 7182), (3558, 5985), (3591, 5930), (3990, 5337), (4151, 5130)]