21348441036

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{512543}}^1$

素因数の和:512655

約数の個数: 72

約数和(自身を含む): 58768295040

約数和(自身を除く): 37419854004

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 89, 117, 156, 178, 234, 267, 356, 468, 534, 801, 1068, 1157, 1602, 2314, 3204, 3471, 4628, 6942, 10413, 13884, 20826, 41652, 512543, 1025086, 1537629, 2050172, 3075258, 4612887, 6150516, 6663059, 9225774, 13326118, 18451548, 19989177, 26652236, 39978354, 45616327, 59967531, 79956708, 91232654, 119935062, 136848981, 182465308, 239870124, 273697962, 410546943, 547395924, 593012251, 821093886, 1186024502, 1642187772, 1779036753, 2372049004, 3558073506, 5337110259, 7116147012, 10674220518, 21348441036]

約数ペア:

[(1, 21348441036), (2, 10674220518), (3, 7116147012), (4, 5337110259), (6, 3558073506), (9, 2372049004), (12, 1779036753), (13, 1642187772), (18, 1186024502), (26, 821093886), (36, 593012251), (39, 547395924), (52, 410546943), (78, 273697962), (89, 239870124), (117, 182465308), (156, 136848981), (178, 119935062), (234, 91232654), (267, 79956708), (356, 59967531), (468, 45616327), (534, 39978354), (801, 26652236), (1068, 19989177), (1157, 18451548), (1602, 13326118), (2314, 9225774), (3204, 6663059), (3471, 6150516), (4628, 4612887), (6942, 3075258), (10413, 2050172), (13884, 1537629), (20826, 1025086), (41652, 512543)]