21573009405

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{21617}}^1$

素因数の和:22026

約数の個数: 48

約数和(自身を含む): 38067741504

約数和(自身を除く): 16494732099

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 331, 335, 603, 993, 1005, 1655, 2979, 3015, 4965, 14895, 21617, 22177, 64851, 66531, 108085, 110885, 194553, 199593, 324255, 332655, 972765, 997965, 1448339, 4345017, 7155227, 7241695, 13035051, 21465681, 21725085, 35776135, 64397043, 65175255, 107328405, 321985215, 479400209, 1438200627, 2397001045, 4314601881, 7191003135, 21573009405]

約数ペア:

[(1, 21573009405), (3, 7191003135), (5, 4314601881), (9, 2397001045), (15, 1438200627), (45, 479400209), (67, 321985215), (201, 107328405), (331, 65175255), (335, 64397043), (603, 35776135), (993, 21725085), (1005, 21465681), (1655, 13035051), (2979, 7241695), (3015, 7155227), (4965, 4345017), (14895, 1448339), (21617, 997965), (22177, 972765), (64851, 332655), (66531, 324255), (108085, 199593), (110885, 194553)]