21824580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 63745920

約数和(自身を除く): 41921340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 67, 89, 122, 134, 178, 183, 201, 244, 267, 268, 305, 335, 356, 366, 402, 445, 534, 610, 670, 732, 804, 890, 915, 1005, 1068, 1220, 1335, 1340, 1780, 1830, 2010, 2670, 3660, 4020, 4087, 5340, 5429, 5963, 8174, 10858, 11926, 12261, 16287, 16348, 17889, 20435, 21716, 23852, 24522, 27145, 29815, 32574, 35778, 40870, 49044, 54290, 59630, 61305, 65148, 71556, 81435, 81740, 89445, 108580, 119260, 122610, 162870, 178890, 245220, 325740, 357780, 363743, 727486, 1091229, 1454972, 1818715, 2182458, 3637430, 4364916, 5456145, 7274860, 10912290, 21824580]

約数ペア:

[(1, 21824580), (2, 10912290), (3, 7274860), (4, 5456145), (5, 4364916), (6, 3637430), (10, 2182458), (12, 1818715), (15, 1454972), (20, 1091229), (30, 727486), (60, 363743), (61, 357780), (67, 325740), (89, 245220), (122, 178890), (134, 162870), (178, 122610), (183, 119260), (201, 108580), (244, 89445), (267, 81740), (268, 81435), (305, 71556), (335, 65148), (356, 61305), (366, 59630), (402, 54290), (445, 49044), (534, 40870), (610, 35778), (670, 32574), (732, 29815), (804, 27145), (890, 24522), (915, 23852), (1005, 21716), (1068, 20435), (1220, 17889), (1335, 16348), (1340, 16287), (1780, 12261), (1830, 11926), (2010, 10858), (2670, 8174), (3660, 5963), (4020, 5429), (4087, 5340)]