21338532

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 58329600

約数和(自身を除く): 36991068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 61, 79, 82, 108, 122, 123, 158, 164, 183, 237, 244, 246, 316, 366, 369, 474, 492, 549, 711, 732, 738, 948, 1098, 1107, 1422, 1476, 1647, 2133, 2196, 2214, 2501, 2844, 3239, 3294, 4266, 4428, 4819, 5002, 6478, 6588, 7503, 8532, 9638, 9717, 10004, 12956, 14457, 15006, 19276, 19434, 22509, 28914, 29151, 30012, 38868, 43371, 45018, 57828, 58302, 67527, 86742, 87453, 90036, 116604, 130113, 135054, 173484, 174906, 197579, 260226, 270108, 349812, 395158, 520452, 592737, 790316, 1185474, 1778211, 2370948, 3556422, 5334633, 7112844, 10669266, 21338532]

約数ペア:

[(1, 21338532), (2, 10669266), (3, 7112844), (4, 5334633), (6, 3556422), (9, 2370948), (12, 1778211), (18, 1185474), (27, 790316), (36, 592737), (41, 520452), (54, 395158), (61, 349812), (79, 270108), (82, 260226), (108, 197579), (122, 174906), (123, 173484), (158, 135054), (164, 130113), (183, 116604), (237, 90036), (244, 87453), (246, 86742), (316, 67527), (366, 58302), (369, 57828), (474, 45018), (492, 43371), (549, 38868), (711, 30012), (732, 29151), (738, 28914), (948, 22509), (1098, 19434), (1107, 19276), (1422, 15006), (1476, 14457), (1647, 12956), (2133, 10004), (2196, 9717), (2214, 9638), (2501, 8532), (2844, 7503), (3239, 6588), (3294, 6478), (4266, 5002), (4428, 4819)]