21152803738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:1015

約数の個数: 64

約数和(自身を含む): 35793446400

約数和(自身を除く): 14640642662

約数列:

[1, 2, 11, 22, 47, 94, 157, 229, 314, 458, 517, 569, 1034, 1138, 1727, 2519, 3454, 5038, 6259, 7379, 10763, 12518, 14758, 21526, 26743, 35953, 53486, 71906, 81169, 89333, 118393, 130301, 162338, 178666, 236786, 260602, 294173, 395483, 588346, 790966, 982663, 1433311, 1689791, 1965326, 2866622, 3379582, 4198651, 6124147, 8397302, 12248294, 18587701, 20457257, 37175402, 40914514, 46185161, 67365617, 92370322, 134731234, 225029827, 450059654, 961491079, 1922982158, 10576401869, 21152803738]

約数ペア:

[(1, 21152803738), (2, 10576401869), (11, 1922982158), (22, 961491079), (47, 450059654), (94, 225029827), (157, 134731234), (229, 92370322), (314, 67365617), (458, 46185161), (517, 40914514), (569, 37175402), (1034, 20457257), (1138, 18587701), (1727, 12248294), (2519, 8397302), (3454, 6124147), (5038, 4198651), (6259, 3379582), (7379, 2866622), (10763, 1965326), (12518, 1689791), (14758, 1433311), (21526, 982663), (26743, 790966), (35953, 588346), (53486, 395483), (71906, 294173), (81169, 260602), (89333, 236786), (118393, 178666), (130301, 162338)]