21842964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4277

約数の個数: 72

約数和(自身を含む): 64882272

約数和(自身を除く): 43039308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 4243, 5148, 8486, 12729, 16972, 25458, 38187, 46673, 50916, 55159, 76374, 93346, 110318, 140019, 152748, 165477, 186692, 220636, 280038, 330954, 420057, 496431, 560076, 606749, 661908, 840114, 992862, 1213498, 1680228, 1820247, 1985724, 2426996, 3640494, 5460741, 7280988, 10921482, 21842964]

約数ペア:

[(1, 21842964), (2, 10921482), (3, 7280988), (4, 5460741), (6, 3640494), (9, 2426996), (11, 1985724), (12, 1820247), (13, 1680228), (18, 1213498), (22, 992862), (26, 840114), (33, 661908), (36, 606749), (39, 560076), (44, 496431), (52, 420057), (66, 330954), (78, 280038), (99, 220636), (117, 186692), (132, 165477), (143, 152748), (156, 140019), (198, 110318), (234, 93346), (286, 76374), (396, 55159), (429, 50916), (468, 46673), (572, 38187), (858, 25458), (1287, 16972), (1716, 12729), (2574, 8486), (4243, 5148)]