21523362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 51806208

約数和(自身を除く): 30282846

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 61, 62, 93, 122, 183, 186, 217, 271, 366, 427, 434, 542, 651, 813, 854, 1281, 1302, 1626, 1891, 1897, 2562, 3782, 3794, 5673, 5691, 8401, 11346, 11382, 13237, 16531, 16802, 25203, 26474, 33062, 39711, 49593, 50406, 58807, 79422, 99186, 115717, 117614, 176421, 231434, 347151, 352842, 512461, 694302, 1024922, 1537383, 3074766, 3587227, 7174454, 10761681, 21523362]

約数ペア:

[(1, 21523362), (2, 10761681), (3, 7174454), (6, 3587227), (7, 3074766), (14, 1537383), (21, 1024922), (31, 694302), (42, 512461), (61, 352842), (62, 347151), (93, 231434), (122, 176421), (183, 117614), (186, 115717), (217, 99186), (271, 79422), (366, 58807), (427, 50406), (434, 49593), (542, 39711), (651, 33062), (813, 26474), (854, 25203), (1281, 16802), (1302, 16531), (1626, 13237), (1891, 11382), (1897, 11346), (2562, 8401), (3782, 5691), (3794, 5673)]