21596640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3461}}^1$

素因数の和:3492

約数の個数: 96

約数和(自身を含む): 73283616

約数和(自身を除く): 51686976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 3461, 6240, 6922, 10383, 13844, 17305, 20766, 27688, 34610, 41532, 44993, 51915, 55376, 69220, 83064, 89986, 103830, 110752, 134979, 138440, 166128, 179972, 207660, 224965, 269958, 276880, 332256, 359944, 415320, 449930, 539916, 553760, 674895, 719888, 830640, 899860, 1079832, 1349790, 1439776, 1661280, 1799720, 2159664, 2699580, 3599440, 4319328, 5399160, 7198880, 10798320, 21596640]

約数ペア:

[(1, 21596640), (2, 10798320), (3, 7198880), (4, 5399160), (5, 4319328), (6, 3599440), (8, 2699580), (10, 2159664), (12, 1799720), (13, 1661280), (15, 1439776), (16, 1349790), (20, 1079832), (24, 899860), (26, 830640), (30, 719888), (32, 674895), (39, 553760), (40, 539916), (48, 449930), (52, 415320), (60, 359944), (65, 332256), (78, 276880), (80, 269958), (96, 224965), (104, 207660), (120, 179972), (130, 166128), (156, 138440), (160, 134979), (195, 110752), (208, 103830), (240, 89986), (260, 83064), (312, 69220), (390, 55376), (416, 51915), (480, 44993), (520, 41532), (624, 34610), (780, 27688), (1040, 20766), (1248, 17305), (1560, 13844), (2080, 10383), (3120, 6922), (3461, 6240)]